T10ARound steel bar

T10ARound steel has higher strength and wear resistance.T8AndT9High but with low hot hardness, poor hardenability, and significant quenching distortion. Suitable for manufacturing tools with poor cutting conditions, high wear resistance requirements, and resistance to sudden and severe vibrations, which require a certain degree of toughness and sharp cutting edges, such as lathe tools, planning tools, drill bits, paper cutters, simple low-precision gauges.(As per pallets.)Suitable for wear-resistant parts that can withstand minimal impact.

T10ARound Steel Chemical Composition

Carbon C ：0.95～1.04

Silicon Si：≤0.35

Manganese Mn：≤0.40

Sulfur S ：≤0.020

Phosphorus P ：≤0.030

Chrome CrPermitted Residual Content ≤0.25、≤0.10(Manufacturing lead-bath quenching steel wire)

Nickel NiPermitted Residual Content ≤0.20、≤0.12(Manufacturing lead-bath quenched steel wire)

Copper CuPermitted Residual Content ≤0.30、≤0.20(In the manufacturing process of lead-bath quenching steel wire)

Note: Permitted Residual ContentCr Ni Cu≤0.40(Manufacturing lead-bath quenching steel wire)

T10ARound Steel Mechanical Properties

Hardness Annealing,≤197HB,Diameter ≥4.30mmQuenching,≥62HRC

● Heat Treatment Specifications and Metallographic Analysiszǔ zhī：

Heat Treatment Specifications: Sample Quenching760～780℃,Water-cooled.

● Delivery Status: Steel is delivered in annealed condition. By mutual agreement, delivery can also be in non-annealed condition.